The New Pali Course Part III (1950)
Prof. A. P. Buddhadatta Maha Nayaka Thera

Chapter III Passive Forms

(2) 'ya' is added to the causative bases by means of 'ii':

root base
karA > kaaraape + ii + ya + ti = kaaraapiiyati (to cause to be done)
pacA > paacaape + ii + ya + ti = paacaapiiyati (to cause to be cooked)
hanA > ghaataape + ii + ya + ti = ghaataapiiyati (to cause to be killed)
chidA > chindaape + ii + ya + ti = chindaapiiyati (to cause to be cut)
ni + sadA > nisiidaape + ii + ya + ti = nisiidaapiiyati (to cause to be seated)

(g) Some roots have more than one passive base:

* gamU: gamiiyati, gacchiiyati
* pacA: paciiyati, paccati
* hanA: haniiyati, ha~n~nati
* bandhA: bandhiiyati, bajjhati
* gahA: ga.nhiiyati, gayhati
* chidA: chindiiyati, chijjati
* mucA: mu~nciiyati, muccati
* khaadA: khaadiiyati, khajjati, etc.

Examples. Group 14

1. "Tasmi.m kho pana, braahma.na, ya~n~ne, n'eva gaavo ha~n~ni.msu, na aje.lakaa ha~n~ni.msu... na rukkhaa chijji.msu yuupathaaya, na dabbaa luuyi.msu barihisatthaaya."

* Feel free to post your answer to the group. *

ref: http://www.tipitaka.net/pali/synthesis/pali3.00.cdv

(to be continued...)